<nz-input-group nzAddOnBefore="名称" >
  <input type="text" nz-input [(ngModel)]="r.name" />
</nz-input-group>
<nz-input-group nzAddOnBefore="路径" >
  <input type="text" nz-input [(ngModel)]="r.path" />
</nz-input-group>

<nz-input-group nzAddOnBefore="排序号" >
  <nz-input-number [(ngModel)]="r.sort" ></nz-input-number>
</nz-input-group>
